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Finding the Fourth Proportional to 12,700.44, 17,511.12 and 9,333

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Solution

The fourth proportional to 12,700.44, 17,511.12 and 9,333 is: 12,868.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,700.44 : 17,511.12 = 9,333 : x
  2. Step 2: Convert to fraction form
    12,700.44/17,511.12 = 9,333/x
  3. Step 3: Cross multiply
    12,700.44x = 17,511.12 × 9,333
  4. Step 4: Simplify right side
    12,700.44x = 163,431,282.96
  5. Step 5: Solve for x
    x = 163,431,282.96/12,700.44
  6. Step 6: Final answer
    x = 12,868.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.